Description

A path traversal vulnerability exists in the `getFullPath` method of langchain-ai/langchainjs version 0.2.5. This vulnerability allows attackers to save files anywhere in the filesystem, overwrite existing text files, read `.txt` files, and delete files. The vulnerability is exploited through the `setFileContent`, `getParsedFile`, and `mdelete` methods, which do not properly sanitize user input.

Description source: CVE List

Exploitation context

CISA SSVC decision

ExploitationPoC
AutomatableNo
Technical impactPartial

CISA Coordinator · SSVC 2.0.3 · Evaluated Oct 29, 2024 · Source: CVE List

Affected products and versions

2
ProductSourceVersion rangeStatus

Default status: unknown

CVE ListBefore 0.2.19affected
GitHub AdvisoryBefore 0.2.19 · Fixed in 0.2.19affected

References

5